WARNING DEVICE, PROGRAM, NON-TRANSITORY RECORDING MEDIUM AND METHOD

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United States of America Patent

SERIAL NO

15514845

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Abstract

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A warning device (100) includes an extractor (140) that extracts a related text relevant to a price of a trading object from a web page for trading the trading object, a determiner (150) that determines whether or not there is a contradiction between the extracted related text and the changed price, and a warner (160) that warns when the determiner determines that there is the contradiction.

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Patent Owner(s)

Patent OwnerAddress
RAKUTEN INC1-14-1 TAMAGAWA SETAGAYA-KU TOKYO 158-0094

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KATAKAWA, Jun Tokyo, JP 9 32

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